CN109563787B - 具有连续曲率的端口边缘形状 - Google Patents

具有连续曲率的端口边缘形状 Download PDF

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Publication number
CN109563787B
CN109563787B CN201780047016.XA CN201780047016A CN109563787B CN 109563787 B CN109563787 B CN 109563787B CN 201780047016 A CN201780047016 A CN 201780047016A CN 109563787 B CN109563787 B CN 109563787B
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CN
China
Prior art keywords
port opening
cylinder
spline
port
curvature
Prior art date
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CN201780047016.XA
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English (en)
Chinese (zh)
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CN109563787A (zh
Inventor
B·J·卡拉汉
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Achates Power Inc
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Achates Power Inc
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Publication date
Priority claimed from US15/232,183 external-priority patent/US10215129B2/en
Application filed by Achates Power Inc filed Critical Achates Power Inc
Publication of CN109563787A publication Critical patent/CN109563787A/zh
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Publication of CN109563787B publication Critical patent/CN109563787B/zh
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/18—Other cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/18—Other cylinders
    • F02F1/186—Other cylinders for use in engines with two or more pistons reciprocating within same cylinder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/28—Engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/18—Other cylinders
    • F02F1/22—Other cylinders characterised by having ports in cylinder wall for scavenging or charging
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00—Computer-aided design [CAD]

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical & Material Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Evolutionary Computation (AREA)
  • General Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Computer Hardware Design (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Architecture (AREA)
  • Software Systems (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
CN201780047016.XA 2016-08-09 2017-07-25 具有连续曲率的端口边缘形状 Active CN109563787B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US15/232,183 2016-08-09
US15/232,183 US10215129B2 (en) 2016-08-09 2016-08-09 Port edge shape with continuous curvature for improved ring-port interaction and flow area
US15/277,930 US10082099B2 (en) 2016-08-09 2016-09-27 Port edge shape with continuous curvature for improved ring-port interaction and flow area
US15/277,930 2016-09-27
PCT/US2017/043758 WO2018031231A1 (en) 2016-08-09 2017-07-25 Port edge shape with continuous curvature for improved ring-port interaction and flow area

Publications (2)

Publication Number Publication Date
CN109563787A CN109563787A (zh) 2019-04-02
CN109563787B true CN109563787B (zh) 2022-05-10

Family

ID=59593160

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201780047016.XA Active CN109563787B (zh) 2016-08-09 2017-07-25 具有连续曲率的端口边缘形状

Country Status (5)

Country Link
US (1) US10082099B2 (https=)
EP (1) EP3497315A1 (https=)
JP (1) JP7017559B2 (https=)
CN (1) CN109563787B (https=)
WO (1) WO2018031231A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023219601A1 (en) * 2022-05-09 2023-11-16 Deltahawk Engines, Inc. Port assembly for 2-stroke diesel engine
CN116519033B (zh) * 2023-06-25 2023-08-29 易启科技(吉林省)有限公司 一种线束端子参数检测装置及检测方法

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB483211A (en) * 1936-09-30 1938-04-13 Messerschmitt Boelkow Blohm Improvements relating to admission ports of the cylinders of internal-combustion engines
US5086734A (en) * 1989-08-30 1992-02-11 Sanshin Kogyo Kabushiki Kaisha Cylinder sleeve for two-cycle engine
JPH10266860A (ja) * 1997-03-25 1998-10-06 Yamaha Motor Co Ltd ２サイクルエンジン
JP2003020919A (ja) * 2001-07-04 2003-01-24 Suzuki Motor Corp ２サイクルエンジンのデコンプ機構
CN103362634A (zh) * 2012-03-30 2013-10-23 本田技研工业株式会社 内燃机
JP2014098346A (ja) * 2012-11-14 2014-05-29 Mitsubishi Heavy Ind Ltd ユニフロー式ディーゼル機関
CN104033233A (zh) * 2013-03-08 2014-09-10 铃木株式会社 内燃机的燃烧室结构
JP2015169198A (ja) * 2014-03-11 2015-09-28 本田技研工業株式会社 ユニフロー２ストロークエンジン
CN105051359A (zh) * 2013-03-15 2015-11-11 阿凯提兹动力公司 限定对置活塞发动机内的燃烧室构造的活塞顶凹腔

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2170020A (en) 1936-09-30 1939-08-22 Messerschmitt Boelkow Blohm Internal combustion engine
FR1418100A (fr) * 1964-09-04 1965-11-19 Michele Jaquaniello Perfectionnements aux moteurs à deux temps sans soupapes
JPS5647642A (en) 1979-09-27 1981-04-30 Yamaha Motor Co Ltd Two-cycle engine
DE3100851A1 (de) 1981-01-14 1982-08-12 Norbert Dipl.-Ing. 3014 Laatzen Kania "verfahren zur geraeuschminderung beim betrieb von schlitzgesteuerten zweitaktbrennkraftmaschinen, insbesondere fuer kettensaegen und zweitaktbrennkraftmaschinen zur durchfuehrung des verfahrens"
DE3233108A1 (de) 1982-09-07 1984-03-08 Norbert Dipl.-Ing. 3014 Laatzen Kania Schnellaufende, schlitzgesteuerte zweitakt-brennkraftmaschine mit kurbelkammerspuelung
JP2573741Y2 (ja) 1992-09-16 1998-06-04 川崎重工業株式会社 ２サイクルエンジンの排気ポート形状
US6092494A (en) * 1998-01-27 2000-07-25 Brunswick Corporation Controlled pressure rise in two-cycle internal combustion engine having cylinder wall fuel injection
US7258087B1 (en) 2006-03-03 2007-08-21 Cameron International Corporation Air intake porting for a two stroke engine
DE102007005228B4 (de) * 2006-08-25 2020-07-02 Grini Miskarov Motor mit einen im Querschnitt rechteckigen Kolben
GB0710852D0 (en) * 2007-06-06 2007-07-18 Cox Powertrain Ltd Internal combustion engines
JP5780888B2 (ja) * 2010-12-13 2015-09-16 株式会社やまびこ ２サイクルエンジン
US9482153B2 (en) 2011-01-26 2016-11-01 Achates Power, Inc. Oil retention in the bore/piston interfaces of ported cylinders in opposed-piston engines
US10060345B2 (en) 2011-02-23 2018-08-28 Achates Power, Inc. Dual crankshaft, opposed-piston engine constructions
US8485147B2 (en) 2011-07-29 2013-07-16 Achates Power, Inc. Impingement cooling of cylinders in opposed-piston engines
US8851029B2 (en) 2012-02-02 2014-10-07 Achates Power, Inc. Opposed-piston cylinder bore constructions with solid lubrication in the top ring reversal zones
US9068498B2 (en) 2013-02-01 2015-06-30 Achates Power, Inc. Reduction of ring clipping in two-stroke cycle engines
JP6431074B2 (ja) * 2013-09-13 2018-11-28 アカーテース パワー，インク． 対向ピストンエンジンに用いる渦流持続構成の燃焼室構造体

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB483211A (en) * 1936-09-30 1938-04-13 Messerschmitt Boelkow Blohm Improvements relating to admission ports of the cylinders of internal-combustion engines
US5086734A (en) * 1989-08-30 1992-02-11 Sanshin Kogyo Kabushiki Kaisha Cylinder sleeve for two-cycle engine
JPH10266860A (ja) * 1997-03-25 1998-10-06 Yamaha Motor Co Ltd ２サイクルエンジン
JP2003020919A (ja) * 2001-07-04 2003-01-24 Suzuki Motor Corp ２サイクルエンジンのデコンプ機構
CN103362634A (zh) * 2012-03-30 2013-10-23 本田技研工业株式会社 内燃机
JP2014098346A (ja) * 2012-11-14 2014-05-29 Mitsubishi Heavy Ind Ltd ユニフロー式ディーゼル機関
CN104033233A (zh) * 2013-03-08 2014-09-10 铃木株式会社 内燃机的燃烧室结构
CN105051359A (zh) * 2013-03-15 2015-11-11 阿凯提兹动力公司 限定对置活塞发动机内的燃烧室构造的活塞顶凹腔
JP2015169198A (ja) * 2014-03-11 2015-09-28 本田技研工業株式会社 ユニフロー２ストロークエンジン

Also Published As

Publication number Publication date
US10082099B2 (en) 2018-09-25
JP2019525065A (ja) 2019-09-05
EP3497315A1 (en) 2019-06-19
CN109563787A (zh) 2019-04-02
US20180045135A1 (en) 2018-02-15
JP7017559B2 (ja) 2022-02-08
WO2018031231A1 (en) 2018-02-15

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